The animal kingdom is full of fascinating tricks for enduring sub-freezing temperatures. Birds, for example, often just take ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. It looks dead for months, its body packed with ice. But ...

Each winter, Portland volunteers "taxi" Northern red-legged frogs to and from their egg-spawning ground. The service protects them from becoming roadkill on a highway. In Portland, Oregon, where I ...